Shock-absorber.



PATENTED OUT. 2, 1906.

W. I. TWOMBLY.

SHOCK ABSORBER.

APPLICATION FILED Nov.9.1905

TWOMBLY, a 'citizen ot'the trim Wi nenn -irelitti SHKMSRER.

Application filed November concern,.- thet, i, Winterse inviano United States, residing et ,New York, in the county or New' York ond State or New `orlr, have invented o @ZZ whom Bel it 'known new and useful lmnroyementsin Shock-tbsorb'ers, of which theollowing isa specification. f Y The invention has reference Ito mesns' the .IO

interpositon between the body end axles oi `,vehicles will creste for the former e y cushion-.held upon-Which said body may roclr which 'will render the cushion-field equally as hernietic'allysealea within an element and toc f body and axles'.

effective Whatever be -the'relations of the' the invention to provide 's bien of a pneurneinc type which snail' be It is en objec'tloi cus suitablydispose such element or a nnniber ci them prererably Iinterni-ediste of reis `tively to the bodx and a portion ci' the run ming-gear ot ave .the axle.

cle-suon', for instance, as Another object of the 'invention is to prom inde a iiiud-cusbionwbich il to alllines of thrust and whose behavior will "View in section or the othese lines.

be the same'irrespectiye A generel eppncabilitf l fully understand the of the invention for 'verrous purposes .to which such invention nightfrclate, end IZ would regard it es andnfringeinent or my rights 'in the premises if any one should interpose between the miniiiig-gesr and the body of a vehicle' any iluid-conteining deice for service as a cushion between' 'the two, pro; vided the portions of the body and runninggear ere secured or otherwise arranged on 4the element Withinwl;I i eonined in' :the` roe-nner herein the luid'sv claimed. v

l have. illustrated en embodiment of ,the invention v4on the 'accompanying sheet of 'drawings as applied to a Trehicle.

in said drawings, Figure l illustrates por tion of a Veh'cle running-gear, body, and the feature of invention-Ain side elevation.- 2 illustrates 'a top plan View of a torni oi cushion, and 3 illustretes'an elevational illustrations similar charocindicate, similar parts on the In the sever ters or reierence rawlngs. The inode oi" locating the cushion-licid may belo' the rn'ost expedie'it cheracter considering the environment. it iney either lo- ,e ring 21 to alle hal be' responsive andthe spring 'this plate may be held in serves to Loder sratei-ieee ooe. e, ieee.

I cated between the body i and the aXle 5, be-

tween-the springs supporting the body 4, and the axle 5, or in any other suitable manner. This cushion may be formed in any suitable manner end is here illustrated as comprising a' frame 7,v which maybe provided with a bearing S, `which can be secured to the eide 5 by a strep 9 in any suitable manner, as by bolts l0. Within this traine may rest an inflatable bladder 1l any suitable material, such es ru ber, and which may be provided With an inlet-valve l2, which in the present. instance passes through an opening 13 in 'said trarne 7 whereby the bladder may be emptied or inflated at will. This bladder 11 in the present instance is covered with flexible material ZO-such es e composite loyer of fabric 30, riibber lll, and vhide or other lsuitable material 15, superposed, preferably, in the order of their nientionfand this cover 120 may be secured to the frame 7 in'an suitable manner`such, for instance, as by oolting the same through e 16, which may be formed on the trarne. t it is designed that this cushion shall be interposed between the' axle o, said springs may be secured to the cover 120 in any suitable manf newfor instance, by-seouring thesame to the cover by bolts 17, which may bass through said cover, straps d8, located over the top of the springs, and a plete under side of thev cover 120.

.'llcr shielding the'coye1 126 against any ection the springs 6 may have thereupon there may be provided a late 20, interposed between the spring 6 an the cover 120, and n place by the bolts l? aforementioned. it may he scid that, if desired, the bladder ll may be omitted, and the coyer ce .made of an impervious material end so cistended by iniation that it may serve to buoy the ineinber it shall sir port. It will be noted. in. this connection that the cover 120 05ers en extended iield over which the of. thrust.

that l have provided an iniiated member disposed intermediate of two tion of which is iiexible said cushion edect for, any line it will now be noted a device comprehendin which Sirali be bodies, one

rocking movement of a member riding thereon; further, 'that the Huid therein contained is herinetically contained, and theremeinber supported thereon 'ma roll 'or more, thereby giwng a Universal made of 19, located on the too flexible iield for univemal.

:fore oil" ers at rall times a positive and equally responsive cushion.

Having thus claim-- 1. In a device of the character specified, the combination with a rigid frame, of a cover therefor, and which is secured to said frame, around the-edges thereof;-said cover and frame forming a fluid-chamber, and said cover providing a flexible field upon which a described this invention, I

body portion of a vehicle may have a univer?.

cover therefor, and which is secured to said iframe', around the edges thereof; said cover and frame forming a fluid-chamber, a fluidbladder in said chamber, and which supports said cover, the latter, in con'unction with the bladder, providing a flexi )le field upon y which a body vportion of a vehicle may `have V which a body portion of a vehicle may a universal rocking movement.

4. In a device-of the character specified, the combination with a rigid frame, of a cover therefor, and which is secured to said frame, around the edges thereof; said cover and frame forming a fluid-chamber, a fluidbladder in said chamber, and which supports said cover, the latter, in con'unction with the bladder, providing a flexible field ililpon ave said cover universal rocking movement, and means whereby fluid may be introduced into said fluid-bladder.

5. Ina device of the character specified, the combination with a rigid frame, of a cover therefor, and which is Secured to and around the edges of said frame, said cover comprising a laminated fabric; said cover and frame forming a fluid-chamber, and said cover providinga flexible field upon which a body portion of a vehicle may haveA a universal rocking movement. l

6. In a device of the character specified, the combination with a rigid frame, of a cover therefor, and which is secured to and around the edges of said frame, said cover comprising a laminated fabric; a 'fluid-bladder inclosed between said frame and cover, the latter, together with said bladder, forming a flexible field, upon which a body portion of, a vehicle may have a universal rocking movement.

7. In a device ofthe character` specified, the combination with a rigid frame, of a cover therefor, and which is secured to and around the edges of said frame, said lcover comprising a laminated fabric; a fluid-bladder inclosed between said frame and cover, lthe latter, together with said b. .lder, forming a flexible field, upon which a body portion of a vehicle may have a universal rocking 'movement and means whereby fluid may be introduced into said'fluid-bladder.

Signed at New York, in the county of New York and State of New York, lthis 8th day of November, 1,905.

WILLARD IRVING TWOMBLY.

Witnesses: l

EMIL L. AARON,

FRED. W. BARNAoLo. 

